Home / 56,826.24-78,420.62-31,333.56

Finding the Fourth Proportional to 56,826.24, 78,420.62 and 31,333.56

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Solution

The fourth proportional to 56,826.24, 78,420.62 and 31,333.56 is: 43,240.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    56,826.24 : 78,420.62 = 31,333.56 : x
  2. Step 2: Convert to fraction form
    56,826.24/78,420.62 = 31,333.56/x
  3. Step 3: Cross multiply
    56,826.24x = 78,420.62 × 31,333.56
  4. Step 4: Simplify right side
    56,826.24x = 2,457,197,202.01
  5. Step 5: Solve for x
    x = 2,457,197,202.01/56,826.24
  6. Step 6: Final answer
    x = 43,240.54

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.